$34.99 – Tool Holder Size: 6.35mm-1/4in, Size: 116x79x236mm/4.6x3x9.3in, Max. Torque: 150Nm, Impact Frequency: 0-3800/3600/2600 BPM, Color: blue+black, Name: 3 Light Brushless Electric Screwdriver, LED Light: 3, Three-Speed Adjustment: 0-3600/3200/2100 RPM, For Makiita 18V BL1850(196677-8) BL1840(196403-5) Battery （Not included）.
ATM you can buy Drillpro 3 Light Cordless Electric Screwdriver for Makita 18V for $34.99 (in Banggood). Just check coupons out (with price alert and history). Best price?
Latest price update (UTC time):
Banggood ($34.99)
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood. But wait a sec… Is it a good price? Pretty good price – average ($38.67) is higher than current one!
Link: Banggood product page
Price: $34.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGSaleFeb8, BG589b2e, BG20236Tool, BGPT07, BG386507, BG7d0b59, BGCAPITALOS8, BG8FORMULAMX
(these coupons are old, so probably won’t work)
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for Drillpro 3 Light Cordless Electric Screwdriver for Makita 18V. The lowest price was: $32.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).